Groups.io: Changelog

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June 19, 2025

• BUGFIX: When following a topic, we send out existing emails in the topic. Those emails were missing some headers that we normally add, and contained some headers that we normally strip out because they cause delivery problems.

June 18, 2025

• NEW: We now greylist emails to +owner addresses for Improved spam filtering.

June 17, 2025

• NEW: Implemented a new bot detection and prevention system on the website, and rolled it out to a limited set of countries.

June 16, 2025

• NEW: Enterprise groups can now set individual DNS records instead of having to delegate a subdomain in order for us to white-label. Some DNS services don't allow subdomain delegation, so this was a problem.
• BUGFIX: Display the full subscriber name on the moderator rejoin notifications. https://beta.groups.io/g/main/message/39358

June 13, 2025

• SYSADMIN: Rotated DKIM keys and created a system to automate this.

June 12, 2025

• BUGFIX: Add missing Reply To settings to the group home page. https://beta.groups.io/g/main/message/39344
• BUGFIX: Fix URL parameter encoding issue with sendloginlink redirect. https://beta.groups.io/g/main/message/39343
• BUGFIX: Fix old /account link in account bounce notification messages. https://beta.groups.io/g/main/message/39340
• NEW: Premium and Enterprise groups now have access to a new Analytics page, which tracks various metrics for your groups.

June 11, 2025

• CHANGE: Due to a policy change by Microsoft, we now have to re-write the From lines of all emails to Microsoft properties (hotmail/outlook/etc).
• NEW: Reporting automated API uptime percentage to https://status.groups.io

June 10, 2025

• CHANGE: Increase the max file size limit for Files uploads to 2GB.

June 9, 2025

• CHANGE: Changed minimum supported versions of Chrome to 80, Firefox to 60, and Safari to 15. Also blocking Internet Explorer.

June 4, 2025

• NEW: Added Hourly Email Latency graph to https://status.groups.io

May 30, 2025

• CHANGE: Remove the Promote tab from the Group sidebar for Invite Only groups. https://beta.groups.io/g/main/message/39328

May 29, 2025

• CHANGE: Don't permit exclamation points in email addresses. They're technically allowed, but in practice they indicate spammers only.
• CHANGE: For SMTP TLS negotiations, only use TLS version 1.2 as 1.3 is not yet widely supported. This was causing email to some servers to bounce. I have pro-actively looked for affected domains and unbounced affected accounts.
• NEW: Added hourly web uptime and latency statistics to the Groups.io status page (https://status.groups.io) and changed the formatting to include uptime stats.

May 23, 2025

• BUGFIX: Fixed several minor spacing issues in activity log entries.